A.3 Differences in Information Storage in the GMLC

23.2733GPP5G System (5GS) Location Services (LCS)Release 18Stage 2TS

Table A.3-1 shows a list of information storage items in the GMLC for an LCS Client defined in this TS and in TS 23.271 [4], differences if any between this TS and TS 23.271 [4], and comments on these including any significant consequences.

Table A.3-1: Differences in Information Storage for an LCS Client in the GMLC

Information Storage Item(s)

Difference

Comments

LCS Client Type

None

LCS Client Type

None

External identity

None

Authentication data

None

Call/session related identity

Not supported in this TS

This information item can create differences between LCS client access to a UE which has 5GS access versus EPS access. (Note 1)

Internal identity

None

Client name

None

Client name type

No difference except that this TS adds a Client Name type in the form of a GPSI.

A GPSI can be an MSISDN or External Identifier in the form of "username@realm" as defined in TS 23.003 [28].

TS 23.271 [4] allows an MSISDN but the External Identifier is not included.

Override capability

None

Authorized UE List

None

Priority

None

QoS parameters

None

Service Coverage

None

Allowed LCS + Request Types

TS 23.271 [4] includes the following items which are not in this TS:

– Non-call related CS-MT-LR/PS-MT-LR/EPC-MT-LR

– Call/session related CS-MT-LR/PS-MT-LR/EPC-MT-LR

– Specification or negotiation of priority

– Specification or negotiation of QoS parameters

– Specification or negotiation of Service Coverage parameter

This TS includes the following items which are not in TS 23.271 [4]:

– Request of deferred location for the UE available event

– Request of deferred location for UE periodic events

– Request of deferred location for the Area Event

– Request of deferred location for the Motion Event

This TS should take precedence (Note 1)

Local Co-ordinate System

None

Access Barring List(s)

TS 23.271 [4] includes a list of MSISDNs.

This TS includes a list of SUPIs

This TS can take precedence (Note 1)

Service Identities

None

Maximum Target UE Number

None

NOTE 1: A PLMN operator can avoid any difference in LCS Client support for a target UE with EPS access versus 5GS access by only storing information for an LCS Client in a GMLC as defined in this TS.